quantum physics

Noun
  1. The branch of physics based on quantum theory (synset 106111580)
    is a type of: natural philosophy, physics - the science of matter and energy and their interactions
    subtypes:
    • quantum mechanics - the branch of quantum physics that accounts for matter at the atomic level; an extension of statistical mechanics based on quantum theory (especially the Pauli exclusion principle)
    • quantum field theory - the branch of quantum physics that is concerned with the theory of fields; it was motivated by the question of how an atom radiates light as its electrons jump from excited states

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